partner very closely with facebook and twitter and instagram and a number of other social networks, google plus, for example. we pull all that content together into one beautiful personalized magazine. liz: i know. >> it works incredibly well on a mobile device. that's the combination -- liz: i would say, but at some point and we saw instagram doing this where they, you know, pushed out twitter and that angered a lot of people, who knows if facebook suddenly says hey we can do what flipboard is doing and make some money off of it. your ad base -- first of all the ads are absolutely stunning, and they are customized. you have companies like levi's vanity fair paying up to a million dollars for some of these beautiful ads. that's revenue i know facebook wants in on. >> well, you know, i think that we're part of a very large market. if you take a look at the ad industry, only about 10 to 15 percent of all ad dollars are spent on-line today. so there's going to be a huge transformation as hundreds and hundreds of billions of dollars of advertising revenue makes its way over to the on-line worl